Bernette b48 FUNLOCK Instruction Manual page 50

NP
N/R
N
SL
2.5-4
CL/UL
UL
ULC
–
Thread Color Code Refer page 21.
3
3
3
3
1
1
1
1
4
4
4
4
5
5
5
5
3
3
3 3
1
1
1
1
4
4
4
4
5
5 5
5
3
3 3
3
1
1
1
1
4
5 4
4
4
5 5
5
3
3 3
3
1
1
1 1
4
4
5 4 4
5
5
5
4-Thread Overlock with integrated
safety seam
Refer page 15
•
Refer page 14/15
–
Refer page 33
4-Thread Overlock
Refer page 42
with integrated safety seam
Refer page 14 Medium weight
fabric
•
When the upper looper thread lies on the underside of
the fabric;
2
2
2
2
–
6
6
6
6
–
When the lower looper thread appears on the top of
the fabric;
–
2
2 2
2
6 –
6 6
6
When the left needle thread tension is too loose;
–
2
2
2
2
6
6 6
6
When the right needle thread tension is too loose;
–
2
2
2
2
6
6
6 6
PLEASE NOTE:
– These are suggested tension settings only.
– Tension settings are effected by;
1. Type and thickness of fabric
2. Needle size
3. Size, type and fiber content of thread
Correct balance
Set each tension dial to recommended setting
and test sew on a sample of your fabric.
Thread tension dial
Yellow Green
4.0 4.0
How to balance the thread tension
Turn the upper looper thread tension dial (blue)
toward a higher number.
Or, turn lower looper thread tension dial (red) to
a lower number.
Turn the lower looper thread tension dial (red)
toward a higher number.
Or, turn the upper looper thread tension dial
(blue) toward a lower number
Turn the needle thread tension dial (yellow)
toward a higher number.
Turn the right needle thread tension dial (green)
toward a higher number.
Blue Red Violet
4.0 4.0
49